TE Connectivity 5406514-2 is a 6p6c modular jack (RJ11/RJ12/RJ14/RJ25) with surface mount termination, right angle orientation, and unshielded design. It features gold plated contacts and board lock.
TE Connectivity 215877-1 is a single-port 8P8C (RJ45) modular jack with right angle orientation, through hole mounting, and solder termination. It is unshielded and rated Cat3.
TE Connectivity 215875-1 is a 4p4c (RJ9/RJ10/RJ22) modular jack with right angle orientation and through hole solder termination. It features gold plated phosphor bronze contacts and board lock mounting.